Cita APA

Levin, S. A. (2009). The Princeton guide to ecology. Princeton, New Jersey: Princeton University Press.

Citación estilo Chicago

Levin, Simón A. The Princeton Guide to Ecology. Princeton, New Jersey: Princeton University Press, 2009.

Cita MLA

Levin, Simón A. The Princeton Guide to Ecology. Princeton, New Jersey: Princeton University Press, 2009.